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ABIOTIC AND BIOTIC REVIEW
Test Description: ECOSYSTEMS PART 1
Instructions: Answer all questions to get your test result.
1) Which is an abiotic factor that would affect the growth of a population within an ecosystem?
A
the availability of producers
B
the availability of water
C
the number of carnivores present
D
the type of herbivores present
2) Which does every organism in an ecosystem need for survival?
A
plants
B
soil
C
water
D
animals
3) An aquarium, containing 10 fish gains 10 more fish. What is most likely to happen to the fish?
A
They will suffer because the water will be too warm with so many fish.
B
They will thrive because of the additional fish.
C
They will suffer because the space is not increased.
4) Which are major abiotic factors that determine the types of plants that can grow in an ecosystem?
A
birds and bees
B
precipitation and bees
C
precipitation and temperature
5) The white-tailed deer found in North Carolina are herbivores. What will most likely happen to the deer if there is a drought and most of the plant life dies?
A
Deer population will not change.
B
Deer population will decrease due to a lack of food.
C
Deer population will increase due to a lack of food.
6) Which most likely contributes to the growth of more plants in shallow waters of the ocean?
A
tides
B
oil spills
C
warm currents
D
sunlight
7) One male and one female goldfish are placed into a 5-gallon aquarium and are fed each day. One male and one female goldfish are placed into a 10-gallon aquarium and are fed each day. Which most likely represents the number of goldfish in each aquariu
A
2 goldfish in 5-gallon aquarium; 2 goldfish in 10-gallon aquarium
B
12 goldfish in 5-gallon aquarium; 5 goldfish in 10-gallon aquarium
C
5 goldfish in 5-gallon aquarium; 12 goldfish in 10-gallon aquarium
8) A woodland area where deer live is partially cleared to build homes for people. Which best describes how the deer population will change as a result of clearing the land to build homes?
A
The deer population will decrease.
B
The deer population will remain the same.
C
The deer population will increase.
9) As an insect population decreases, which would most likely also decrease?
A
sparrow population
B
hawk population
C
hummingbird population
D
vulture population
10) Which description relates to an abiotic ecosystem factor?
A
Animals in the environment feed on algae and rich organic material found in the water bed.
B
New organisms in the environment rely on favorable weather conditions for survival.
C
Plants growing in the environment provide a source of shelter for other organisms.
11) One way to decrease the number of flying insects on your property is to increase bat populations by building bat houses. In this case, which is most likely the limiting factor for the bat population?
A
water
B
shelter
C
food
D
space
*select an answer for all questions
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